body {
	background:url(../img/grid.jpg) repeat;
}
html, body {
	height: 100%;
}
#main_pane {
	margin: 10px 0px 10px 0px;
	height: 570px;
}
#material_folder {
	margin: 10px 0px 10px 0px;
	height:600px;
}
.top_tools {
	position: absolute;
	top: 2px;
	left: 2px;
	height: 60px;
	width: 100%;
}
#logo_tool {
	position: absolute;
	height: 60px;
	width: 60px;
}
#save_tool {
	left: 65px;
	width: 50px;
	height: 50px;
}
#history_tools {
	left: 120px;
	height: 50px;
}
#top_tools {
	position: absolute;
	top: 2px;
	left: 65px;
	right: 2px;
	height: 50px;
}
.middle_tools {
	position: absolute;
	top: 70px;
	left: 2px;
}
.box {
	background:#fff;
	/*border-radius: 5px;*/
	box-shadow: 2px 2px 3px rgba(0,0,0,0.4);
}